CN117028140A - Lifting and recycling system and method for high-altitude wind power generation equipment - Google Patents

Abstract

The system comprises a common platform for lifting and recovering a working unit, wherein the common platform comprises a plurality of anchoring devices, a first winch and a first traction rope connected with the anchoring devices; the working unit is connected to the working rope, the working rope is connected with the ground power generation unit through the second winch, and a third winch and a second traction rope connected with the third winch are arranged at the lifting position of the working unit; after the second traction rope is connected with the first traction rope, the third winch pulls the first traction rope through the second traction rope; after the first traction rope is connected with the acting unit, the first winch pulls the acting unit through the first traction rope; the anchoring device is used for anchoring the acting unit, and the acting unit comprises an acting module consisting of a plurality of acting umbrellas which are connected in sequence. The utility model replaces the manual traction in the process of lifting and recycling the aerial acting unit by using the shared platform, thereby achieving the purposes of high efficiency, safety and resource saving.

Description

Lifting and recycling system and method for high-altitude wind power generation equipment

Technical Field

The disclosure relates to the field of high-altitude wind power generation, in particular to a lift-off and recovery system and method of high-altitude wind power generation equipment.

Background

In order to realize full utilization of resources, an umbrella ladder type high-altitude wind power generation system is generally designed in a mode that a plurality of groups of lift-off piles are matched with a generator set of the same factory building. That is, in practical applications, the aerial module needs to be flown at the same time in a plurality of lift-off piles. At present, an aerial module of umbrella ladder type high-altitude wind power mostly adopts a manual auxiliary traction mode to realize transfer between an inflatable platform and a lift-off pile.

The manual auxiliary traction mode is time-consuming and labor-consuming, has low efficiency and has certain potential safety hazard. In order to give consideration to the generated power and the safety distance, the lift-off piles are generally distributed, and a manual passage is often required to be built by adopting a traditional lift-off and recovery mode, so that not only is a certain land resource waste caused, but also the labor cost is increased. In addition, the currently employed power plant lift-off and recovery systems and methods are limited by the geographic environment and are not suitable for use in areas of complex terrain such as islands.

Disclosure of Invention

Based on this, the purpose of this disclosure is to provide a more cost-effective, safer high-efficiency and wider high altitude wind power generation equipment lift-off and recovery system.

The system comprises:

the shared platform is used for lifting and recycling the acting unit and comprises a plurality of anchoring devices, a first winch and a first traction rope connected with the first winch;

the working unit is connected to the working rope, the working rope is connected with the ground power generation unit through the second winch, and a third winch and a second traction rope connected with the third winch are arranged at the lifting position of the working unit;

after the second traction rope is connected with the first traction rope, the third winch pulls the first traction rope through the second traction rope;

after the first traction rope is connected with the acting unit, the first winch pulls the acting unit through the first traction rope;

the anchoring device is used for anchoring the acting unit, and the acting unit comprises an acting module consisting of a plurality of acting umbrellas which are connected in sequence.

Preferably, the working unit is provided with a lift-off guiding module and a balancing module connected between the lift-off guiding module and the working module at the tail end.

Preferably, the lift-off guiding module is detachably connected with the balancing module through a first connecting device, the balancing module is detachably connected with the acting module through a second connecting device, the acting umbrellas are detachably connected through a third connecting device, and the acting umbrella at the bottommost end is detachably connected with the acting rope through a fourth connecting device.

More preferably, the first, second, third and fourth connection means comprise a triangle pulley plate.

Preferably, a booster device is respectively arranged below or above the lift-off guide module, the balance module and the acting umbrella; an auxiliary rope is arranged in the inner cavity of the power assisting device, one end of the auxiliary rope is connected with the acting rope, and the other end of the auxiliary rope can be released from the power assisting device to the ground.

More preferably, the power assisting device is provided with a cavity door, a cavity door opening and closing unit, a power supply module and a wireless receiving and transmitting module for receiving a door opening and closing instruction, and the cavity door is opened to release the auxiliary rope when the cavity door opening and closing unit receives the door opening and closing instruction.

Preferably, the working unit is provided with a positioning module, a sensing module for monitoring the altitude, a wireless transceiver module for receiving and processing ground control information and a power generation module for supplying power to the positioning device, the sensor and the wireless transceiver device.

Preferably, the ground power generation unit is connected with at least two working units, the working units lift off at the corresponding lift-off piles, and the working ropes penetrate out from the interiors of the lift-off piles; the common platform is provided with a platform corresponding to each working unit, and the platforms are used for outbound lift-off and inbound recovery of the working units.

More preferably, the upper part of the lift-off pile is provided with a universal rotating mechanism, and the acting rope sequentially penetrates out of the lift-off pile and the universal rotating mechanism.

Preferably, the balancing module comprises at least one balancing umbrella, the lift-off guiding module comprises a helium balloon, and the common platform is provided with an inflating device for inflating the helium balloon.

Another object of the present disclosure is to provide a method of lifting and recovering high altitude wind power plants that is more cost effective, safer and more widely applicable.

The lift-off method comprises the following steps:

s1, fixing a first connecting device of a lift-off guiding module on an anchoring device, and inflating the lift-off guiding module through an inflating device to enable the lift-off guiding module to hover on a common platform;

s2, connecting a balancing module to the first connecting device, fixing a second connecting device of the balancing module to the anchoring device, and fixing a first traction rope to the anchoring device after passing through the first connecting device;

s3, loosening the first connecting device from the anchoring device to enable the lift-off guiding module to drive the balance module to lift off, and controlling the rope releasing speed of the first traction rope through the second winch so as to control the lift-off speeds of the lift-off guiding module and the balance module;

s4, lifting the acting umbrella in the acting module to be free according to the operation in the steps S2-S3 until only the fourth connecting device of the acting umbrella at the bottommost end is left to be connected with the anchoring device;

s5, connecting the acting rope, the first traction rope and the second traction rope to the fourth connecting device, releasing the connection between the fourth connecting device and the anchoring device, and guiding the acting unit to a lift-off position through the first winch, the second winch and the third winch together;

s6, the connection between the first traction rope and the fourth connecting device and the connection between the second traction rope and the fourth connecting device are released, so that the acting unit is lifted off to act under the control of the ground generating unit.

The recovery method comprises the following steps:

s1, pulling the acting unit back to a lifting position through a second winch, and pulling the first traction rope to the lifting position through a third winch;

s2, the first traction rope and the second traction rope are respectively connected to a fourth connecting device, and the acting units are jointly pulled to corresponding platforms through the first winch and the second winch;

s3, fixing a fourth connecting device to the anchoring device and releasing the connection between the first traction rope and the fourth connecting device;

s4, controlling a power assisting module of the acting umbrella adjacent to the lowest acting umbrella to release an auxiliary rope to the ground, connecting the first traction rope with the auxiliary rope, and continuing to straighten the acting unit downwards through the first winch until a third connecting device of the acting umbrella adjacent to the lowest acting umbrella reaches a shared platform;

s5, fixing the third connecting device in the step 3 to the anchoring device, and releasing the connection between the first traction rope and the auxiliary rope;

s6, recycling the rest of the acting umbrella, the balance module and the lift-off guide module according to the operation in the steps S3-S5.

The technical scheme claimed by the disclosure has the following beneficial effects:

1) The lift-off and recovery processes of the aerial acting unit are realized through the coordination of a winch of the ground generating unit, a winch at the lift-off pile, a winch of the shared platform and a traction rope between the lift-off pile and the shared platform, so that the aims of high efficiency, safety, labor reduction, land resource saving and the like are fulfilled by replacing manual auxiliary traction.

2) The system adopts the integrated and shared inflation, lift-off and recovery platform, can realize the safe and rapid transfer of the acting unit between the recovery platform and each lift-off pile under the complex terrain condition, breaks through the limitation of the terrain environment, has wide applicability and effectively improves the power generation of high-altitude wind energy under the complex terrain environment.

3) The second winch of the ground power generation unit, the first winch of the shared platform and the third winch at the lifting position are controlled to jointly drag the aerial working unit to the corresponding platform or the lifting pile, and the first winch is used for controlling the rope releasing speed of the rope in the lifting process of the working unit, so that the phenomenon that the impulse is overlarge due to sudden pulling of the working unit is avoided, meanwhile, the wind direction is also considered, excessive swing is avoided, and the working unit is stably transferred and lifted.

4) The auxiliary rope which is released by the power assisting device further facilitates the recovery of each module of the acting unit.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings required for the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only embodiments of the present disclosure, and other drawings may be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an overhead work unit after being lifted off by a common platform.

Fig. 2 is a perspective view (left) and a sectional view (right) of the booster.

FIG. 3 is a schematic illustration of the fixation of helium balloon to an anchor.

FIG. 4 is a schematic diagram of helium balloon driven balance umbrella lift-off.

Fig. 5 is a schematic view of the assembled work unit being directed to the lift-off pile.

Fig. 6 is a schematic diagram of a second hoist of the ground power generation unit pulling the overhead work unit back to the ground.

Fig. 7 is a schematic diagram of the second hoist and the first hoist together towing an overhead work unit to a corresponding station.

Fig. 8 is a schematic diagram of the bottommost module of the aerial work cell fully landing on the common platform.

Reference numerals:

100-a ground power generation unit; 101-acting rope; 102-lifting off the pile; 103-a third hoist; 104-a second traction rope; 105-a common platform; 106-anchoring means; 107-a first hoist; 108-a first traction rope; 109-an inflator; 110-station; 200-triangle pulley plates; 300-acting umbrella; 301-a cable; 400-booster unit; 401-auxiliary rope; 500-balancing umbrella; 600-helium balloon.

Detailed Description

For the purpose of making the objects, technical solutions and advantageous effects of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure, and it is apparent that the described embodiments are some embodiments of the present disclosure, but not all embodiments. Based on the embodiments in this disclosure, all other embodiments that a person of ordinary skill in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.

As shown in fig. 1-8, the lift-off and recovery system of the high-altitude wind power generation equipment in the present embodiment includes a common platform 105 for lift-off and recovery of a working unit, where the common platform includes a plurality of anchoring devices 106, a first winch 107 and a first hauling rope 108 connected thereto, where the first winch is a large-sized winch of 20 tons, for example.

The working unit is connected to the working rope 101, the working rope 101 is connected to a ground power generation unit 100 (ground power generation plant) through a second winch, the working unit is lifted off at a lift-off pile 102, and a small third winch 103 and a second traction rope 104 connected with the small third winch are arranged at the lift-off position. In a preferred embodiment, in order to drive the generator of the power plant to realize continuous periodic power generation, the ground power generation unit 100 is connected to at least two work units, the common platform 105 is provided with a platform 110 corresponding to each work unit, and the platform 110 is used for outbound lift-off and inbound recovery of the work units. The common platform 105 is typically built in close proximity to the power plant to facilitate transportation and handling of equipment and modules.

In a preferred scheme, the upper part of the lift-off pile 102 is provided with a universal rotating mechanism which can rotate 360 degrees according to the wind direction and can adapt to the pitching angle according to the lift-off angle of the lift-off module. After the acting cable comes out of the ground power generation unit, the acting cable is guided into the lift-off pile, then passes out of the universal rotation mechanism at the upper part of the lift-off pile and is connected to the aerial acting unit.

Wherein, after the second hauling rope 104 is connected with the first hauling rope 108, the third winch 103 pulls the first hauling rope 108 by pulling the second hauling rope 104; when the first traction rope 108 is connected with the acting unit, the first winch 107 pulls the acting unit by pulling the first traction rope 108; the anchoring device 106 is used for anchoring the acting unit, and the acting unit comprises an acting module composed of a plurality of acting umbrellas 300 which are connected in sequence.

In a preferred scheme, the acting unit is provided with a lift-off guiding module and a balancing module connected between the lift-off guiding module and the acting module at the tail end. In particular, the balancing module may be provided as at least one balancing umbrella 500, the lift-off guiding module may be provided as a helium balloon 600, and the common platform is provided with an inflator 109 for inflating the helium balloon.

In a preferred scheme, the lift-off guiding module is detachably connected with the balancing module through a first connecting device, the balancing module is detachably connected with the acting module through a second connecting device, the acting umbrellas 300 are detachably connected through a third connecting device, and the acting umbrella 300 at the bottommost end is detachably connected with the acting rope 101 through a fourth connecting device. Illustratively, the first, second, third and fourth coupling devices are selected from the group consisting of a triangular pulley plate 200. The triangular pulley plate is convenient for the lift-off and recovery operation of the working modules, and meanwhile, quick disassembly, replacement and the like among the working modules can be realized.

In a preferred solution, a booster 400 is respectively disposed below or above the lift-off guiding module, the balancing module and the acting umbrella 300, and the booster 400 is mainly used for auxiliary traction in the recovery stage; an auxiliary rope 401 is arranged in the inner cavity of the power assisting device 400, one end of the auxiliary rope 401 is connected with the acting rope 101, and the other end of the auxiliary rope can be released from the power assisting device 400 to the ground. In the preferred scheme, the power assisting device is not arranged on the working umbrella at the bottommost end of the working module.

In an exemplary embodiment, as shown in fig. 2, the body of the booster is secured to a device cable 301, which contains a coiled auxiliary cord 401 within the cavity, and a wireless transceiver unit, a bottom door switch unit, a power module, etc. for communication are also provided within the cavity. One end of the auxiliary rope 401 is threaded out of the bottom opening and then threaded into the equipment cable 301. When the switch unit receives a door opening command sent by the ground, a cavity door at the bottom of the power assisting device 400 is completely opened, and an internal winding cable is hung to the ground under the action of gravity to assist in the auxiliary recovery of the acting unit equipment.

In a preferred scheme, a GPS positioning module for monitoring azimuth, a sensor module for monitoring altitude, a wireless transceiver module for receiving and processing ground control information and a power generation module for supplying power to the positioning device, the sensor and the wireless transceiver device are also arranged at the proper position of the acting unit, and the power generation module can be wind power generation equipment and/or solar power generation equipment.

The lifting of the working unit in the lifting and recovering system of the high-altitude wind power generation equipment in the embodiment comprises the following steps:

1) As shown in fig. 3, the triangular pulley plate 200 at the lowest end of the module where the helium balloon 600 is located is fixed on the anchoring device 106 of the shared platform, and then the helium balloon is inflated by the inflation device 109 and hovered above the shared platform;

2) As shown in fig. 4, the cable 301 at the uppermost end of the module where the balance umbrella 500 is located is first assembled to the triangular pulley plate 200 at the lower end of the module where the helium balloon 600 is located. Next, fixing the triangle pulley plate 200 at the bottommost part of the module where the balance umbrella 500 is positioned on the anchoring device 106 of the shared platform; the end of the first hauling rope 108 of the first winch 107 passes through a pulley of the triangular pulley plate 200 at the bottom of the module where the helium balloon 600 is located and is then fixed on an anchoring device 106 at a proper position;

3) After the above-mentioned actions are completed, the triangular pulley plate 200 at the bottom of the module where the helium balloon 600 anchored on the anchoring device 106 is located is loosened, so that the lower balance umbrella is guided to lift off along with the traction of the helium balloon 600. In the process of lifting off, controlling the rope releasing speed of the first winch 107 so that the module where the helium balloon 600 is positioned and the module where the balance umbrella 500 is positioned are controlled to lift up gradually in sequence;

4) When the module in the step 3) cannot be lifted off further because the bottom most triangle pulley plate 200 of the module where the balance umbrella 500 is located is anchored, unwinding the end of the first traction rope 108 of the first winch 107 fixed on the anchoring device 106, and controlling the first winch 107 to retract the first traction rope 108;

5) Repeating the steps, and sequentially controlling each module comprising a plurality of acting umbrellas 300 to lift off;

6) As shown in fig. 5, the end of the work rope 101 of the ground power generation unit 100, which is retained on the platform 110, is fitted to one of the pulleys of the bottommost delta-pulley plate 200 of the work unit anchored to the anchor 106. Meanwhile, the end of the first traction rope 108 of the first hoist 107 is assembled to the other pulley of the bottommost delta-pulley plate 200 together with the end of the second traction rope 104 of the third hoist 103 of the corresponding lift-off pile, which is retained on the platform 110;

7) After the servicing work, unlocking the anchoring device of the anchored bottommost triangular pulley plate 200, and simultaneously controlling a first winch 107 and a second winch corresponding to a ground power generation unit to guide the working unit to gradually transfer to the lift-off pile 102 in a controlled manner;

8) The first traction rope 108 of the first winch 107 and the second traction rope 104 of the third winch 103 are disassembled from the bottommost triangular pulley plate 200 together, and the first winch 107 is controlled to pull the first traction rope 108 and the second traction rope 104 back to the common platform 105 together for standby;

9) The unit does work and performs lift-off power generation under the control of the power generation plant.

In the same way, other aerial systems corresponding to the lift-off piles are lifted off in sequence, and the effect diagram is shown in figure 1.

The recovery of the working unit in the lift-off and recovery system of the high-altitude wind power generation equipment of the embodiment comprises the following steps:

1) As shown in fig. 6, the working umbrella of the aerial working unit is closed, and then the aerial working unit is pulled back through the second winch of the ground power generation unit until the triangular pulley plate 200 of the lowest working umbrella reaches the lift-off pile 102;

2) The second hauling rope 104 of the third hoist 103 at the lift-off pile 102 is controlled to drag the first hauling rope 108 of the first hoist 107 of the common platform 105 to the lift-off pile 102; as shown in fig. 7, the first traction rope 108 of the first hoist 107 and the second traction rope 104 of the third hoist 103 are assembled together to the cam plate 200 of the above-described step;

3) The second winch of the ground power generation unit 100 and the first winch 107 of the shared platform 105 are controlled to jointly drag the aerial work module to reach the platform 110 corresponding to the recovery platform, then the bottommost triangular pulley plate 200 is anchored on the anchoring device 106, and then the first traction rope 108 of the first winch 107 assembled on the triangular pulley plate 200 is released for standby;

4) As shown in fig. 8, the booster 400 of the working umbrella adjacent to the lowest working umbrella of the aerial working module is controlled to release the auxiliary rope 401 to the ground, and then the end of the first traction rope 108 of the first winch 107 is connected with the auxiliary rope 401 released by the booster 400;

5) The first hoist 107 is controlled to continue to drag and drop the overhead working module until the triangular pulley plate 200 at the lower part of the booster 400 reaches the common platform, and then the triangular pulley plate 200 is anchored to the anchoring device 106. So far, the module at the bottommost part of the aerial acting unit falls on the shared platform completely, and can be stored or replaced as required;

6) And repeating the steps, and sequentially recycling and disposing all the modules of the whole aerial acting unit in sections.

The embodiments and application examples described above are merely exemplary descriptions of the present disclosure, and do not limit the scope of the disclosure, and various modifications and improvements made by those skilled in the art to the technical solutions of the present disclosure should fall within the protection scope defined by the claims of the present disclosure without departing from the spirit of the design of the present disclosure.

Claims (10)

1. The utility model provides a high altitude wind power generation equipment lift-off and recovery system which characterized in that includes

The system comprises a common platform (105) for lifting and recycling of the acting unit, wherein the common platform comprises a plurality of anchoring devices (106), a first winch (107) and a first traction rope (108) connected with the first winch;

the working unit is connected to the working rope (101), the working rope (101) is connected with the ground power generation unit (100) through the second winch, and a third winch (103) and a second traction rope (104) connected with the third winch are arranged at the lifting position of the working unit;

after the second traction rope (104) is connected with the first traction rope (108), the third winch (103) pulls the first traction rope (108) through the second traction rope (104);

after the first traction rope (108) is connected with the acting unit, the first winch (107) pulls the acting unit through the first traction rope (108);

the anchoring device (106) is used for anchoring the acting unit, and the acting unit comprises an acting module consisting of a plurality of acting umbrellas (300) which are connected in sequence.

2. The lift-off and recovery system of high-altitude wind power generation equipment according to claim 1, wherein the acting unit is provided with a lift-off guide module at the end and a balancing module connected between the lift-off guide module and the acting module;

the lift-off guide module is detachably connected with the balance module through a first connecting device, the balance module is detachably connected with the acting module through a second connecting device, the acting umbrellas (300) are detachably connected through a third connecting device, and the acting umbrellas (300) at the bottommost end are detachably connected with the acting rope (101) through a fourth connecting device.

3. The high altitude wind power plant lift and recovery system of claim 2, wherein the first, second, third, and fourth connection means comprise a delta-pulley plate (200).

4. The lift-off and recovery system of the high-altitude wind power generation equipment according to claim 2, wherein a booster device (400) is respectively arranged below or above the lift-off guide module, the balance module and the acting umbrella (300); an auxiliary rope (401) is arranged in the inner cavity of the power assisting device (400), one end of the auxiliary rope (401) is connected with the acting rope (101), and the other end of the auxiliary rope can be released from the power assisting device (400) to the ground.

5. The lift-off and recovery system of high-altitude wind power generation equipment according to claim 4, wherein the booster device (400) is provided with a cavity door, a cavity door switch unit, a power supply module and a wireless transceiver module for receiving a door opening and closing command, and when the cavity door switch unit receives a door opening command, the cavity door is opened to release the auxiliary rope (401).

6. The lift-off and recovery system of high-altitude wind power generation equipment according to claim 2, characterized in that said ground power generation unit (100) is connected to at least two of said work units, said work units lift off at the corresponding lift-off piles (102), said work ropes (101) passing out from the inside of said lift-off piles; the shared platform is provided with a platform (110) corresponding to each working unit, and the platform (110) is used for outbound lift-off and inbound recovery of the working units.

7. The lift-off and recovery system of the high-altitude wind power generation equipment according to claim 6, wherein a universal rotating mechanism is arranged at the upper part of the lift-off pile (102), and the working rope (101) sequentially penetrates out of the lift-off pile and the universal rotating mechanism.

8. The high-altitude wind power plant lift-off and recovery system according to claim 2, characterized in that said balancing module comprises at least one balancing umbrella (500), said lift-off guiding module comprises a helium balloon (600), said common platform being provided with an inflating device (109) for inflating said helium balloon.

9. A lift-off method in a lift-off and recovery system of a high altitude wind power plant according to any one of claims 2 to 8, comprising the steps of:

s1, fixing a first connecting device of a lift-off guiding module on an anchoring device, and inflating the lift-off guiding module through an inflating device to enable the lift-off guiding module to hover on a common platform;

s2, connecting a balancing module to the first connecting device, fixing a second connecting device of the balancing module to the anchoring device, and fixing a first traction rope to the anchoring device after passing through the first connecting device;

s3, loosening the first connecting device from the anchoring device to enable the lift-off guiding module to drive the balance module to lift off, and controlling the rope releasing speed of the first traction rope through the second winch so as to control the lift-off speeds of the lift-off guiding module and the balance module;

s4, lifting the working umbrella in the working module to be free according to the operation in the steps S2-S3 until only the fourth connecting device of the working umbrella at the bottommost end is left to be connected with the anchoring device;

s5, connecting the acting rope, the first traction rope and the second traction rope to the fourth connecting device, releasing the connection between the fourth connecting device and the anchoring device, and guiding the acting unit to a lift-off position through the first winch, the second winch and the third winch together;

s6, the connection between the first traction rope and the fourth connecting device and the connection between the second traction rope and the fourth connecting device are released, so that the acting unit is lifted off to act under the control of the ground generating unit.

10. A method of recovery in a lift-off and recovery system of an overhead wind energy plant according to any one of claims 2 to 8, comprising the steps of:

s1, pulling the acting unit back to a lifting position through a second winch, and pulling the first traction rope to the lifting position through a third winch;

s2, the first traction rope and the second traction rope are respectively connected to a fourth connecting device, and the acting units are jointly pulled to corresponding platforms through the first winch and the second winch;

s3, fixing a fourth connecting device to the anchoring device and releasing the connection between the first traction rope and the fourth connecting device;

s4, controlling a power assisting module of the acting umbrella adjacent to the lowest acting umbrella to release an auxiliary rope to the ground, connecting the first traction rope with the auxiliary rope, and continuing to straighten the acting unit downwards through the first winch until a third connecting device of the acting umbrella adjacent to the lowest acting umbrella reaches a shared platform;

s5, fixing the third connecting device in the step 3 to the anchoring device, and releasing the connection between the first traction rope and the auxiliary rope;

s6, recycling the rest of the acting umbrella, the balance module and the lift-off guide module according to the operation in the steps S3-S5.